Finding the Fourth Proportional to 744,758.62, 1,117,304.01 and 271,443.99
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Solution
The fourth proportional to 744,758.62, 1,117,304.01 and 271,443.99 is: 407,226.52
Step by Step Solution
- Step 1: Write the proportion equation
744,758.62 : 1,117,304.01 = 271,443.99 : x - Step 2: Convert to fraction form
744,758.62/1,117,304.01 = 271,443.99/x - Step 3: Cross multiply
744,758.62x = 1,117,304.01 × 271,443.99 - Step 4: Simplify right side
744,758.62x = 303,285,462,707.29 - Step 5: Solve for x
x = 303,285,462,707.29/744,758.62 - Step 6: Final answer
x = 407,226.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.